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📚 Claude Tutorials Hub
40+ step-by-step Claude guides — prompt engineering, Claude Code, API, agents. Browse by topic →
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Industry news, technical articles, and product introductions
📚 Claude Tutorials Hub
40+ step-by-step Claude guides — prompt engineering, Claude Code, API, agents. Browse by topic →
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Master Unix timestamps with our free converter. Transform timestamps to human-readable dates and back in seconds. Supports milliseconds and 18 world timezones.
Find the current time in any timezone instantly. Track 18 major world cities, coordinate globally, and work across time zones effortlessly with our free online converter.
Create custom countdown timers for any future date. Track days, hours, minutes, and seconds to birthdays, holidays, deadlines, and special events. Free and easy to use.
Convert between 170+ world currencies using live exchange rates from the European Central Bank. Free, no sign-up, updated daily for accurate international money conversion.
Pick colors and convert between HEX, RGB, and HSL formats instantly. Copy any format with one click. Perfect for designers, developers, and creative professionals.
Calculate aspect ratios instantly. Scale images and videos to perfect dimensions. Get CSS snippets for responsive design. 12 preset ratios included. Free and easy.
Free online stopwatch with millisecond precision, lap tracking, and keyboard shortcuts. No installation needed. Works offline, perfect for timing events, workouts, and activities.
Transform your text between uppercase, lowercase, title case, camelCase, snake_case, and more with the free MagicTools Text Case Converter—no sign-up required.
A free online password generator that creates strong, random passwords with custom length and character options. 100% local processing — your passwords never leave your browser.
A free online hash generator that computes MD5, SHA-1, SHA-256, and SHA-512 checksums from any text input. Fully client-side — no data ever leaves your browser.
A free online JWT decoder that parses JSON Web Tokens and displays the Header, Payload, and Signature in a readable format. Shows expiry status and standard claims. 100% local processing.
A free online UUID generator that produces cryptographically random RFC 4122 v4 UUIDs in bulk. Supports hyphenated, compact, braces, and URN formats with uppercase or lowercase output.